Overview

We are seeking an experienced ETL Tester Lead to take ownership of testing activities across data, ETL, and visualisation projects within a fast-paced environment. The successful candidate will play a key role in ensuring high-quality delivery through the design, execution, and automation of robust testing processes.

Responsibilities

• Develop and execute comprehensive test plans and test cases for Manual, ETL, and visualisation projects.
• Publish test results, track defects, and ensure timely resolution.
• Liaise effectively with Test Leads, Business Analysts, Designers, and Developers to identify issues and mitigate risks.
• Deliver testing artefacts in line with established QA processes.
• Drive end-to-end execution of testing activities, including test automation.
• Contribute to quality assurance processes across planning, execution, defect reporting, and problem resolution.

Skills & Experience Required

• Proven expertise in ETL and data warehouse testing, including ETL/ELT processes.
• Strong proficiency in SQL scripting, including writing and executing complex queries.
• Hands-on experience with structured and unstructured data testing.
• Good understanding of Azure data services, including Data Factory, Databricks, Synapse (Azure SQL DW), Cosmos DB, and Azure Data Lake.
• Knowledge of data testing concepts and best practices within data warehouse environments.
• Hands-on experience with Python/PySpark scripting for test development.
• Exposure to data testing automation is highly advantageous.
• Experience in the insurance domain is preferred.
• Excellent communication skills, both written and verbal.
• Previous experience in an Agile development environment.

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Engineering and Information Technology

Industries

• Staffing and Recruiting

Location

London (on-site/hybrid)

Contract

Contract Duration: Until 31st December 2025

Compensation

Day Rate: £579.70 (Inside IR35)

Start Date

Start Date: ASAP